Pith Number

pith:HHEOXG43

pith:2022:HHEOXG43UVAWKTD5Z4MP4FPYYO

not attested not anchored not stored refs pending

Non-detection of CHIME/FRB sources with the Arecibo Observatory

B. W. Meyers, Deborah C. Good, Emmanuel Fonseca, I. H. Stairs, Ketan R. Sand, Paul Scholz, Pragya Chawla, Shriharsh P. Tendulkar, Victoria Kaspi, Ziggy Pleunis

arxiv:2204.09090 v2 · 2022-04-19 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HHEOXG43UVAWKTD5Z4MP4FPYYO}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T05:47:32.962141Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39c8eb9b9ba541654c7dcf18fe15f8c38ca14957a07f183dbc78095fda58b855

Aliases

arxiv: 2204.09090 · arxiv_version: 2204.09090v2 · doi: 10.48550/arxiv.2204.09090 · pith_short_12: HHEOXG43UVAW · pith_short_16: HHEOXG43UVAWKTD5 · pith_short_8: HHEOXG43

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HHEOXG43UVAWKTD5Z4MP4FPYYO \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 39c8eb9b9ba541654c7dcf18fe15f8c38ca14957a07f183dbc78095fda58b855

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10ab1ac8ff51d3c997aed54e1bd54efa403cde4aeb0061c42ff0ec037c1e6a9e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2022-04-19T18:51:12Z",
    "title_canon_sha256": "2c29474ad20b0c91ccddc0aae45a76e662dd5610319a3a8d40c4882998ccddb5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.09090",
    "kind": "arxiv",
    "version": 2
  }
}